Bonus

In this section we will add a 3D effect:

As a base, will be used a tree without any highlight:

Select the desired effect:

And enjoy the final result:

This tutorial is free, but if you find it entertaining,
pretty please (this is not a requirement, only my humble wish) send an email to dioanad at server gmail.com with thanks for motivating me to publish it and expressing your unhappiness to the same person
for destroying my motivation to publish more.
Be nice, polite and do not do nasty things with the address above. Thank you.